[teiid-issues] [JBoss JIRA] Resolved: (TEIID-1401) QueryRewriter issue with certain UDFs

[Steven Hawkins (JIRA)]

     [ https://issues.jboss.org/browse/TEIID-1401?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Steven Hawkins resolved TEIID-1401.
-----------------------------------

    Fix Version/s: 7.3
       Resolution: Done


updated the rewriter to check for only teiid's parse/format funcitons

> QueryRewriter issue with certain UDFs
> -------------------------------------
>
>                 Key: TEIID-1401
>                 URL: https://issues.jboss.org/browse/TEIID-1401
>             Project: Teiid
>          Issue Type: Bug
>          Components: Query Engine
>    Affects Versions: 7.2
>            Reporter: Mark Drilling
>            Assignee: Steven Hawkins
>             Fix For: 7.3
>
>
> Encountered NPE in QueryRewriter with the following stacktrace:
> java.lang.ArrayIndexOutOfBoundsException: 1
> 	at com.metamatrix.query.rewriter.QueryRewriter.simplifyParseFormatFunction(QueryRewriter.java:1690)
> 	at com.metamatrix.query.rewriter.QueryRewriter.simplifyWithInverse(QueryRewriter.java:1368)
> 	at com.metamatrix.query.rewriter.QueryRewriter.rewriteCriteria(QueryRewriter.java:1314)
> 	at com.metamatrix.query.rewriter.QueryRewriter.rewriteCriteria(QueryRewriter.java:1112)
> 	at com.metamatrix.query.rewriter.QueryRewriter.rewriteCriteria(QueryRewriter.java:1095)
> 	at com.metamatrix.query.rewriter.QueryRewriter.rewriteCriteria(QueryRewriter.java:1091)
> 	at com.metamatrix.query.optimizer.relational.rules.FrameUtil.convertCriteria(FrameUtil.java:537)
> The issue was traced back to usage of a UDF named 'parsedate_'.  The QueryRewriter makes assumption about function starting with the word 'parse'.  see next comment for more info.

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